# Lint as: python3
# Copyright 2020 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Common utilities."""

from tf_quant_finance.experimental.pricing_platform.instrument_protos import decimal_pb2

_NANO = 1e-9


def decimal_to_double(decimal: decimal_pb2.Decimal) -> float:
  return decimal.units + decimal.nanos * _NANO
